#28275A
Closest named color: Marine (#042E60). oklch(30.4% 0.089 280.6), rgb(40, 39, 90).
Aa
White text reads best on this color (13.74:1).
About this color
#28275A is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.089 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.041 away. White text reads best on it, at 13.74:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.52:1 |
| White text | 13.74:1 |
Values
| HEX | #28275A |
| RGB | rgb(40, 39, 90) |
| HSL | hsl(241, 40%, 25%) |
| OKLCH | oklch(30.4% 0.089 280.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #28275A | 13.74:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #28275A | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #28275A text on white | 13.74:1 | AAA | Lc 100.1 | Preferred for body text |
| #28275A text on black | 1.52:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FF
oklch(93.6% 0.031 279.9)
-
Step 200
200
#D1D6FF
oklch(88.5% 0.057 279.7)
-
Step 300
300
#B4BAFF
oklch(80.9% 0.098 280.1)
-
Step 400
400
#9093FF
oklch(70.8% 0.156 280.4)
-
Step 500
500
#7872FF
oklch(63.1% 0.203 280.8)
-
Step 600
600
#6351F6
oklch(55.6% 0.235 280.5)
-
Step 700
700
#5340D6
oklch(49.1% 0.218 280.5)
-
Step 800
800
#4436AD
oklch(42.7% 0.181 280.8)
-
Step 900
900
#383189
oklch(37.7% 0.141 280.8)
-
Step 950
950 (this color)
#28275A
oklch(30.4% 0.089 280.6)
#28275A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0C2F5C | 0.037 |
| Deuteranopia (no green cones) | #062B59 | 0.039 |
| Tritanopia (no blue cones) | #14323C | 0.076 |
| Achromatopsia (no color) | #2D2D2D | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28275A
#28275A
oklch(30.4% 0.089 280.6)
- #362F00
#362F00
oklch(30.3% 0.063 100.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #28275A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.051
- Midnight Blue #191970 ΔE 0.059
- Marine Blue #01386A ΔE 0.059
- Oxford Blue #1B263B ΔE 0.062
- Gunmetal #293241 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.072
Use #28275A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.